The $C O_{2}$ acceptor, carboxylating enzyme and first stable product produced in mesophyll cells of $C_{4}$ plants are ____ respectively.

RuBP, RuBisCO and PGA

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RuBP, PEP case and OAA

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PEP, RuBisCO and PGA

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PEP, PEP case and OAA

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Solution

The correct option is D PEP, PEP case and OAA
In the mesophyll cell of $C_{4}$ plant, PEP acts as a $C O_{2}$ acceptor and produces OAA (Oxaloacetic acid) as the first stable product. This reaction is catalysed by Phosphoenolpyruvate carboxylase (PEP case).

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Similar questions

C O_{2}

C_{4}

C_{4}

(a)	Primary $C O_{2}$ fixation product	-	PGA
(b)	Site of initial carboxylation	-	Mesophyll cells
(c)	Primary $C O_{2}$ acceptor	-	PEP
(d)	$C_{4}$ plant	-	Maize
(e)	Location of enzyme RuBisCO	-	Bundle sheath cells

Select the incorrectly matched pair with regard to the C₄ cycle.

C_{4}

C_{4}

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